Claude Opus 4.6 vs GPT-4o
Head to head on 15 shared benchmarks, with price, context window, and release dates.
Benchmark scores
57evals · sort by any column, ⤢ to expand fullscreen
| Model | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Claude Opus 4.6 Anthropic | 67.0% | 40.7% | 89.6% | 39.9% | 53.1% | 78.8% | 78.2% | 63.3% | 83.3% | 68.5% | 51.9% | 75.6% | 76.0% | 46.2% | 92.1% | - | - | - | - | 99.79 | 56.1% | 1.5 | - | - | 2.08 | 69.0% | - | 1223elo | 1809elo | 77.7 | - | 84.9% | 88771 | 58 | - | 69.9% | 89.3% | 88.7% | - | - | 78.5% | 48.2% | - | 86.7% | - | 93 | - | 50.0% | 51.6% | - | 44.5 | 72.0% | - | 80.6 | - | 57.6% | - | 68.1% |
| GPT-4o OpenAI | 45.9% | 0.3% | 54.3% | 2.4% | 34.3% | 55.1% | 46.1% | 70.1% | 49.0% | 57.4% | 33.3% | 21.6% | 74.5% | 8.3% | 25.1% | 18.2% | 15.0% | 6.0% | 38 | - | - | - | 0.0% | 0.33 | - | - | 6.1% | - | - | - | 96.1 | - | - | - | 0.0% | - | - | - | 30.9% | 75.9% | - | - | 10.8% | - | 74.8% | - | 54.0% | - | - | 5.71 | - | - | 61.2 | - | 0.98 | - | 32.5% | 33.4% |
2 / 2 models
| Attribute | Claude Opus 4.6 Anthropic | GPT-4o OpenAI |
|---|---|---|
| Description | Claude Opus 4.6 is an AI model from Anthropic. | GPT-4o is an AI model from OpenAI. |
| Family | Claude | GPT |
| Params | - | - |
| Open weights | closed | closed |
| License | proprietary | proprietary |
| Released | 5 Feb 2026 | 20 Nov 2024 |
| Context | 1,000,000 | 128,000 |
| Input $/1M | $5.00 | $2.50 |
| Output $/1M | $25.00 | $10.00 |
| Cache read $/1M | $0.500 | $1.250 |
| Cache write $/1M | $6.250 | - |
| Speed | 0 tok/s | 0 tok/s |
| Latency | 0.00 s | 0.00 s |
| Modalities | text, image, file | text, image, file |
| Providers | - | - |
| Publisher | Anthropic | OpenAI |
| Reported scores | GPQA Diamond89.6% (AA) Humanity's Last Exam (HLE)39.9% (AA) SciCode51.9% (AA) τ²-bench (Tau²-bench)92.1% (AA) Terminal-Bench (Hard)46.2% (AA) | Taubench61.2 pass^1 GSM8K96.1 Accuracy ScholarSearch5.71 Social Sciences & Humanities (%) MortgageTax57.4% AIME202438 pass@1 |
FAQ
- Is Claude Opus 4.6 or GPT-4o better?
- Across the 15 benchmarks both models report on Sophon, Claude Opus 4.6 leads on 14 of them. Which one is "better" depends on the benchmark - the table above shows every shared score.
- How do Claude Opus 4.6 and GPT-4o compare on GPQA Diamond?
- Claude Opus 4.6 scores 89.6% and GPT-4o scores 54.3% on GPQA Diamond.
- Which is cheaper, Claude Opus 4.6 or GPT-4o?
- GPT-4o is cheaper at $10.00 per million output tokens against $25.00 for Claude Opus 4.6 - about 2.5x.
- When were Claude Opus 4.6 and GPT-4o released?
- Claude Opus 4.6 was released 5 Feb 2026 by Anthropic. GPT-4o was released 20 Nov 2024 by OpenAI.
Other head-to-heads
56Claude Opus 4.6 vs GPT-5.433 shared evalsClaude Opus 4.6 vs Gemini 3.1 Pro Preview31 shared evalsClaude Opus 4.6 vs Kimi K2.531 shared evalsClaude Opus 4.6 vs GPT-5.230 shared evalsClaude Opus 4.6 vs Claude Opus 4.729 shared evalsClaude Opus 4.6 vs Claude Sonnet 4.528 shared evalsClaude Opus 4.6 vs GPT-5 Mini28 shared evalsClaude Opus 4.6 vs GPT-5.528 shared evalsClaude Opus 4.6 vs Claude Opus 4.828 shared evalsClaude Opus 4.5 vs Claude Opus 4.628 shared evalsClaude Opus 4.6 vs Claude Sonnet 4.628 shared evalsClaude Opus 4.6 vs GLM 5.127 shared evalsClaude Fable 5 vs Claude Opus 4.626 shared evalsClaude Opus 4.6 vs DeepSeek V3.226 shared evalsClaude Opus 4.6 vs Grok 4.1 Fast25 shared evalsClaude Opus 4.6 vs GPT-5.4 Mini25 shared evalsClaude Opus 4.6 vs Qwen3.6 Plus24 shared evalsClaude Opus 4.6 vs GPT-5 Nano23 shared evalsClaude 4 Sonnet vs Claude Opus 4.622 shared evalsGemini 2.5 Pro vs GPT-4o22 shared evalsClaude Sonnet 4.5 vs GPT-4o21 shared evalsClaude Opus 4.6 vs Gemini 2.5 Pro21 shared evalsClaude Opus 4.6 vs GLM 4.721 shared evalsGPT-4o vs GPT-4o-mini21 shared evalsGPT-4.1 Mini vs GPT-4o20 shared evalsGPT-4o vs GPT-5 Mini20 shared evalsClaude 4 Sonnet vs GPT-4o20 shared evalsClaude Opus 4.6 vs GPT-519 shared evalsGPT-4o vs GPT-519 shared evalsClaude Opus 4.6 vs gpt-oss-120b19 shared evalsGPT-4.1 vs GPT-4o19 shared evalsGPT-4o vs GPT-5 Nano18 shared evalsGPT-4o vs GPT-5.218 shared evalsClaude Opus 4.5 vs GPT-4o18 shared evalsDeepSeek V3.2 vs GPT-4o18 shared evalsGPT-4o vs gpt-oss-120b17 shared evalsGPT-4.1 Nano vs GPT-4o16 shared evalsGPT-4o vs Grok 4.1 Fast16 shared evalsGLM 4.7 vs GPT-4o16 shared evalsGPT-4o vs GPT-5.515 shared evalsGPT-4o vs Kimi K2.515 shared evalsGemini 3.1 Pro Preview vs GPT-4o14 shared evalsClaude Opus 4.8 vs GPT-4o14 shared evalsGPT-4o vs GPT-5.414 shared evalsGLM 5.1 vs GPT-4o14 shared evalsClaude Opus 4.7 vs GPT-4o14 shared evalsClaude Sonnet 4.6 vs GPT-4o14 shared evalsGPT-4o vs Qwen3.6 Plus14 shared evalsGPT-4o vs GPT-5.4 Mini14 shared evalsClaude Opus 4.6 vs GPT-4.1 Mini13 shared evalsClaude Fable 5 vs GPT-4o13 shared evalsClaude Opus 4.6 vs GPT-4.113 shared evalsClaude Opus 4.6 vs GPT-6 Astra13 shared evalsClaude Opus 4.6 vs GPT-4o-mini12 shared evalsClaude Opus 4.6 vs GPT-4.1 Nano12 shared evalsGPT-4o vs GPT-6 Astra4 shared evals
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